A father and son from Greene County were indicted on multiple felony charges following an eight-month investigation into the sale of heroin in the area, State Police said Monday.

Andrew P. Robinson Jr, 25, of Catskill, was indicted on four counts of felony criminal possession of a controlled substance and four counts of felony criminal sale of a controlled substance on Feb. 23, police said.

His father Andrew P. Robinson Sr., 41, of Cairo, was indicted on felony criminal possession of a controlled substance with the intent to sell and felony criminal sale of a controlled substance on Feb. 28, police said.

Robinson Jr. also was charged with one count of felony criminal possession of a controlled substance with intent to sell, two counts of misdemeanor criminal possession of a controlled substance, and one count of misdemeanor criminal possession of a weapon, after police searched his home in Cairo on Feb. 23 and found heroin, scales, packaging and a dagger, officials said.

Robinson Jr. was sent to the Greene County Jail on $10,000 bail and Robinson Sr. was committed to the same on $5,000 bail after being arraigned in Greene County Court.